25198180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9473}}^1$

素因数の和:9508

約数の個数: 48

約数和(自身を含む): 63665280

約数和(自身を除く): 38467100

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 9473, 18946, 37892, 47365, 66311, 94730, 132622, 179987, 189460, 265244, 331555, 359974, 663110, 719948, 899935, 1259909, 1326220, 1799870, 2519818, 3599740, 5039636, 6299545, 12599090, 25198180]

約数ペア:

[(1, 25198180), (2, 12599090), (4, 6299545), (5, 5039636), (7, 3599740), (10, 2519818), (14, 1799870), (19, 1326220), (20, 1259909), (28, 899935), (35, 719948), (38, 663110), (70, 359974), (76, 331555), (95, 265244), (133, 189460), (140, 179987), (190, 132622), (266, 94730), (380, 66311), (532, 47365), (665, 37892), (1330, 18946), (2660, 9473)]